---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-27794 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 18G 60G 23% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 664 12525 3 2799 14982 Swap: 1023 50 973 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:2a:bf:7e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.47/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79130sec preferred_lft 79130sec inet6 fe80::f816:3eff:fe2a:bf7e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:bb:92:68:c7:77 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::f8bb:92ff:fe68:c777/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-27794) 06/16/26 _x86_64_ (4 CPU) 10:09:14 LINUX RESTART (4 CPU) 10:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:01 178.88 11.38 150.19 17.30 1309.85 42365.71 256939.42 10:30:01 77.18 22.37 51.84 2.97 1073.77 5538.73 4840.76 10:40:01 16.34 1.30 14.20 0.84 37.29 398.53 1071.62 10:50:00 12.20 0.09 11.66 0.45 2.02 601.35 1445.38 11:00:15 13.49 0.65 12.32 0.52 8.07 342.07 186.14 11:10:15 12.08 0.12 11.47 0.48 1.87 358.53 206.11 11:20:00 2.97 0.13 2.83 0.01 2.70 47.44 0.10 11:30:15 7.12 0.03 6.78 0.31 2.55 232.62 211.50 11:40:15 5.81 0.09 5.55 0.17 1.28 162.63 65.36 11:50:00 13.56 5.00 8.22 0.34 65.68 557.69 120.76 12:00:15 10.37 1.32 8.70 0.36 32.66 311.46 219.32 12:10:08 14.46 9.07 4.84 0.56 327.36 1364.00 213.20 Average: 30.35 4.28 24.05 2.02 238.14 4350.45 22097.53 10:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:01 3623880 14416888 1508008 9.21 241248 10326400 2601328 14.93 2044724 9933848 7156 10:30:01 3178380 4685516 11257396 68.76 248028 1415276 12705820 72.93 923136 11856720 400 10:40:01 4638036 6179912 9764620 59.64 250592 1447288 11234448 64.49 960196 10368000 280 10:50:00 13383580 15039984 909964 5.56 254536 1552960 1769972 10.16 1000888 1622576 288 11:00:15 11240976 12943956 3004708 18.35 257452 1596532 3880564 22.27 1018464 3737992 104 11:10:15 9730100 11484860 4462932 27.26 259408 1646352 5361816 30.78 1022928 5241996 556 11:20:00 9569520 11326456 4621172 28.22 259616 1648308 5435448 31.20 1023960 5366044 44 11:30:15 8268432 10062728 5884356 35.94 260544 1684712 6796612 39.01 1027724 6687428 252 11:40:15 8278296 10095096 5852012 35.74 261128 1706628 6754872 38.77 1031732 6674728 208 11:50:00 10631232 12574324 3374376 20.61 264828 1823772 4910528 28.19 1048528 4311692 1964 12:00:15 8855888 10854400 5093176 31.11 266340 1877576 5931896 34.05 1077092 6039228 468 12:10:08 12954780 15434428 515380 3.15 280216 2336152 1219416 7.00 1174224 1835376 29448 Average: 8696092 11258212 4687342 28.63 258661 2421830 5716893 32.81 1112800 6139636 3431 10:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:01 lo 2.53 2.53 2.06 2.06 0.00 0.00 0.00 0.00 10:20:01 ens3 166.08 123.67 2045.46 16.32 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 10:30:01 lo 31.86 31.86 24.02 24.02 0.00 0.00 0.00 0.00 10:30:01 ens3 2.14 2.12 0.62 0.55 0.00 0.00 0.00 0.00 10:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:01 lo 47.57 47.57 19.30 19.30 0.00 0.00 0.00 0.00 10:40:01 ens3 1.57 1.48 0.34 0.29 0.00 0.00 0.00 0.00 10:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:00 lo 14.59 14.59 6.98 6.98 0.00 0.00 0.00 0.00 10:50:00 ens3 0.71 0.56 0.18 0.14 0.00 0.00 0.00 0.00 10:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:15 lo 8.49 8.49 3.74 3.74 0.00 0.00 0.00 0.00 11:00:15 ens3 0.80 0.53 0.19 0.14 0.00 0.00 0.00 0.00 11:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:15 lo 15.99 15.99 8.69 8.69 0.00 0.00 0.00 0.00 11:10:15 ens3 0.79 0.57 0.17 0.13 0.00 0.00 0.00 0.00 11:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:00 lo 10.82 10.82 5.22 5.22 0.00 0.00 0.00 0.00 11:20:00 ens3 0.51 0.42 0.10 0.08 0.00 0.00 0.00 0.00 11:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:15 lo 28.85 28.85 11.44 11.44 0.00 0.00 0.00 0.00 11:30:15 ens3 0.60 0.45 0.12 0.09 0.00 0.00 0.00 0.00 11:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:15 lo 19.37 19.37 10.15 10.15 0.00 0.00 0.00 0.00 11:40:15 ens3 0.79 0.57 0.18 0.13 0.00 0.00 0.00 0.00 11:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:00 lo 14.86 14.86 8.06 8.06 0.00 0.00 0.00 0.00 11:50:00 ens3 1.29 1.47 0.26 0.96 0.00 0.00 0.00 0.00 11:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:15 lo 24.60 24.60 12.02 12.02 0.00 0.00 0.00 0.00 12:00:15 ens3 1.10 0.95 0.23 0.75 0.00 0.00 0.00 0.00 12:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:08 lo 18.47 18.47 6.62 6.62 0.00 0.00 0.00 0.00 12:10:08 ens3 2.30 2.02 1.60 0.89 0.00 0.00 0.00 0.00 12:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.87 19.87 9.87 9.87 0.00 0.00 0.00 0.00 Average: ens3 14.87 11.22 170.55 1.70 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-27794) 06/16/26 _x86_64_ (4 CPU) 10:09:14 LINUX RESTART (4 CPU) 10:10:01 CPU %user %nice %system %iowait %steal %idle 10:20:01 all 39.74 0.00 2.62 4.88 0.09 52.66 10:20:01 0 40.66 0.00 2.80 5.25 0.09 51.19 10:20:01 1 37.88 0.00 2.54 4.58 0.09 54.91 10:20:01 2 39.04 0.00 2.62 4.95 0.09 53.29 10:20:01 3 41.37 0.00 2.52 4.74 0.09 51.28 10:30:01 all 69.68 0.00 2.59 1.45 0.13 26.14 10:30:01 0 70.27 0.00 2.45 1.30 0.13 25.85 10:30:01 1 68.65 0.00 2.67 1.90 0.13 26.65 10:30:01 2 70.48 0.00 2.60 1.30 0.13 25.48 10:30:01 3 69.34 0.00 2.65 1.31 0.13 26.57 10:40:01 all 33.53 0.00 1.29 0.70 0.11 64.38 10:40:01 0 33.70 0.00 1.27 0.28 0.10 64.66 10:40:01 1 33.75 0.00 1.28 0.08 0.11 64.78 10:40:01 2 33.72 0.00 1.28 0.86 0.11 64.04 10:40:01 3 32.94 0.00 1.32 1.58 0.11 64.05 10:50:00 all 16.37 0.00 0.67 0.15 0.08 82.74 10:50:00 0 16.53 0.00 0.69 0.01 0.08 82.68 10:50:00 1 17.02 0.00 0.74 0.22 0.08 81.94 10:50:00 2 16.22 0.00 0.62 0.29 0.08 82.79 10:50:00 3 15.70 0.00 0.61 0.08 0.08 83.53 11:00:15 all 19.55 0.00 0.74 0.10 0.08 79.52 11:00:15 0 18.55 0.00 0.76 0.11 0.07 80.50 11:00:15 1 19.89 0.00 0.74 0.05 0.08 79.24 11:00:15 2 20.29 0.00 0.79 0.14 0.08 78.70 11:00:15 3 19.48 0.00 0.68 0.11 0.08 79.65 11:10:15 all 21.20 0.00 0.73 0.14 0.08 77.86 11:10:15 0 19.95 0.00 0.74 0.23 0.07 79.01 11:10:15 1 21.63 0.00 0.79 0.11 0.08 77.40 11:10:15 2 21.78 0.00 0.70 0.13 0.09 77.30 11:10:15 3 21.43 0.00 0.68 0.09 0.08 77.72 11:20:00 all 1.74 0.00 0.16 0.06 0.06 97.98 11:20:00 0 1.60 0.00 0.15 0.01 0.05 98.19 11:20:00 1 1.92 0.00 0.18 0.14 0.06 97.69 11:20:00 2 1.71 0.00 0.19 0.03 0.07 98.00 11:20:00 3 1.72 0.00 0.12 0.05 0.06 98.05 11:30:15 all 15.90 0.00 0.69 0.09 0.07 83.25 11:30:15 0 15.93 0.00 0.67 0.16 0.07 83.18 11:30:15 1 15.62 0.00 0.66 0.01 0.07 83.63 11:30:15 2 16.07 0.00 0.70 0.03 0.07 83.12 11:30:15 3 15.97 0.00 0.73 0.17 0.07 83.06 11:40:15 all 10.61 0.00 0.56 0.05 0.07 88.71 11:40:15 0 10.16 0.00 0.48 0.05 0.06 89.24 11:40:15 1 10.74 0.00 0.55 0.07 0.07 88.57 11:40:15 2 10.85 0.00 0.53 0.05 0.07 88.50 11:40:15 3 10.70 0.00 0.66 0.04 0.07 88.53 11:50:00 all 12.04 0.00 0.63 0.09 0.07 87.17 11:50:00 0 12.82 0.00 0.70 0.17 0.06 86.24 11:50:00 1 11.84 0.00 0.66 0.07 0.07 87.36 11:50:00 2 11.71 0.00 0.60 0.05 0.07 87.57 11:50:00 3 11.79 0.00 0.57 0.07 0.07 87.51 12:00:15 all 16.71 0.00 0.56 0.06 0.07 82.59 12:00:15 0 15.81 0.00 0.57 0.07 0.07 83.48 12:00:15 1 17.24 0.00 0.59 0.03 0.07 82.07 12:00:15 2 16.98 0.00 0.55 0.08 0.08 82.31 12:00:15 3 16.80 0.00 0.54 0.06 0.07 82.52 12:00:15 CPU %user %nice %system %iowait %steal %idle 12:10:08 all 4.32 0.00 0.44 0.14 0.06 95.03 12:10:08 0 5.50 0.00 0.47 0.14 0.06 93.83 12:10:08 1 4.53 0.00 0.47 0.06 0.06 94.89 12:10:08 2 3.34 0.00 0.40 0.17 0.07 96.02 12:10:08 3 3.92 0.00 0.42 0.19 0.06 95.41 Average: all 21.83 0.00 0.97 0.66 0.08 76.46 Average: 0 21.83 0.00 0.98 0.65 0.08 76.46 Average: 1 21.77 0.00 0.99 0.61 0.08 76.55 Average: 2 21.90 0.00 0.97 0.67 0.08 76.37 Average: 3 21.82 0.00 0.96 0.71 0.08 76.44